Sr. Software Engineer

SOSI

Job Description

Company Description

Founded in 1989 and headquartered in Reston, Virginia, SOSi is a private defense and government solutions business specializing in advanced technology systems and mission support. Its capabilities include data science, software development, network engineering, intelligence, surveillance, and reconnaissance (ISR), and logistics.

Job Description

SOSi is seeking an experienced Senior Software Engineer to support a mission-critical federal payroll and financial management program. This role will support software development, application sustainment, and production operations within a complex enterprise environment.

Job Description

The Senior Software Engineer will support the full software development lifecycle, including software design, development, testing, implementation, maintenance, and production support. The successful candidate will possess strong legacy application experience supporting enterprise business systems.

Responsibilities

Design, develop, test, and maintain enterprise software applications.
Develop and maintain COBOL applications within an IBM z/OS environment.
Analyze and resolve production issues, including batch processing failures.
Support software releases, production deployments, and configuration management.
Participate in requirements analysis, code reviews, testing, and documentation.
Collaborate with systems engineers, database administrators, testers, and customer stakeholders.

Qualifications

Bachelor's degree in Computer Science, Engineering, Information Systems, or related field. Equivalent experience may be substituted.
10+ years of software engineering experience.
Experience supporting mission-critical production environments.
Experience supporting enterprise business applications.
COBOL, IBM z/OS, JCL, SDLC, Production Support, Software Testing, Configuration Management
Ability to obtain Public Trust Clearance.

Preferred:

Oracle
Cognos
Endevor
Payroll, financial management, or ERP systems

Additional Information

Work Environment

Normal office conditions with potential to perform duties in deployed locations
Remote or Hybrid work model
Core hours of operation are Monday through Friday, 0600 – 1700.
May be requested to work evenings and weekends to meet program and contract needs

Working at SOSi

All interested individuals will receive consideration and will not be discriminated against for any reason.

Apply

Vacancy posted 8 days ago

Similar jobs that could be interesting for youBased on the Sr. Software Engineer in Indianapolis, IN vacancy

Sr. Software Engineer
...MarkLogic Architect Responsible for architecting analysis design development testing and implementation of reliable and reusable software solutions and addressing business opportunities using technologies like Java 11 XQuery Programming Marklogic Server database. Build...
Senior
Keylent Inc
Indianapolis, IN
4 days ago
Senior Software Engineering - Telecommute
...Sr. Software Engineer Anywhere Type: Permanent Category: Development Industry: Healthcare Workplace Type: Remote Standard Hours: Open Reference ID: JN -092026-108808 Date Posted: 09/28/2026 Shortcut: Description Recommended Jobs...
Senior
Hourly pay
Permanent employment
Full time
Local area
Remote work
Eliassen Group
Indianapolis, IN
2 days ago
Sr Software Engineer
...culture like no other - We hope you will join our team! Find out more about our company and culture here. Summary The Sr. Software Engineer will be responsible for helping transform internal Trimedx applications into scalable, secure, customer-facing SaaS products...
Senior
Remote work
TriMedx
Indianapolis, IN
18 hours ago
Senior Software Engineer
...responsibility, and professionalism.We have an immediate career-growth opportunity for a collaborative and highly skilled Senior Software Engineer; we hire innovative thinkers wishing to work with emerging technologies on tactical defense solutions recognized around the...
Senior
Contract work
Work experience placement
Immediate start
V2X
Indianapolis, IN
1 day ago
Senior Software Engineer
$86.8k - $165.2k
...push the boundaries of known science and find new ways to connect and protect our world. Our Battle Management Software Department is looking for Software Engineers to support development, test, and other tasks throughout a software life cycle for aircraft embedded...
Senior
Temporary work
Work experience placement
Work at office
Local area
Remote work
Relocation
Flexible hours
Raytheon
Indianapolis, IN
1 day ago
Senior Software Engineer
...Software Engineer The world's largest aerospace and defense company, RTX, is looking for Software Engineers to support development, test, and other tasks throughout a software life cycle for aircraft embedded software applications. The aircraft operating system interfaces...
Senior
Local area
Relocation
Raytheon
Indianapolis, IN
4 days ago
Senior Software Engineer
...like no other - We hope you will join our team! Find out more about our company and culture here. Summary The Senior Software Engineer creates desired functionality to assigned domain, products or services in application development, that impacts future developments...
Senior
Remote work
TriMedx
Indianapolis, IN
4 days ago
Software Engineer, Senior
...Job Category: Information Technology POSITION PURPOSE The Senior Software Engineer provides hands-on technical guidance and support to development teams, ensuring high-quality solutions, best practices, and timely delivery of initiatives. This role partners...
Senior
Republic Airways
Carmel, IN
1 day ago
Senior Software Engineer
...Senior Software Engineer You must be authorized to work in the United States without employer sponsorship now or in the future. We will not sponsor employment visas. Candidates who will require future sponsorship, including candidates on CPT/OPT/STEMOPT who will require...
Senior
Local area
Remote work
Visa sponsorship
Work visa
Venturefizz Product Management Community
Indianapolis, IN
3 days ago
Senior Software Engineering, Servicing
...IN, we move fast, care deeply about our customers, and build software that actually makes a difference in people's active lives.... ...React, and Java. You think in service boundaries, you raise the engineering bar around you, and you have made AI-assisted development a measurable...
Senior
Temporary work
Work at office
Upper Hand
Indianapolis, IN
18 hours ago
Senior Software Engineering, Servicing
$79.2k - $209.5k
...standards, and reduce technical debt. Improve the team through engineering practices, operational practices, development process,... ..., and mentoring. Responsibilities ~4-8 years of relevant software engineering experience. ~ BS or MS in Computer Science, or equivalent...
Senior
Temporary work
Flexible hours
Oracle
Indianapolis, IN
18 hours ago
Senior Software Engineer (Reston or Cambridge)
$121.4k - $218.6k
...solutions for government networks? Join Our Custom Government Engineering Team! The Custom Government team operates across the full... ...an experienced, self-motivated, and highly productive Senior Software Engineer with a solid systems background. In this role, you will...
Senior
Work experience placement
Work at office
Akamai
Indianapolis, IN
3 days ago
Senior Software Engineering - Telecommute
$167.7k - $245.2k
...infrastructure using advanced technologies across Linux and Windows.Our software agent team builds high-performance, secure, and lightweight... ...and endpoint environments.As part of the Windows agent engineering team, you will focus on extending these security capabilities...
Senior
Full time
Temporary work
Local area
Remote work
Flexible hours
CISCO Systems
Indianapolis, IN
2 days ago
Senior Software Engineer
...hours worked. \n Our team believes in empowering talented engineers to solve meaningful problems, collaborate across disciplines,... ...solutions. \n \n Position Overview \n We are seeking a Senior Software Engineer who thrives in a startup environment and enjoys...
Senior
Remote work
Flexible hours
Blue Agilis
Carmel, IN
9 days ago
Senior Frontend Software Engineer
...and we continue to use our incredible talent and energy to bring that purpose to life. We’re seeking a S enior Frontend Software Engineer to join us. As a Senior Frontend Software Engineer on the Business Intelligence Team at Zotec, you will lead frontend...
Senior
Zotec Partners
Carmel, IN
2 days ago
Autonomous Systems Technical Lead (Sr. Principal Systems Engineer)
...autonomous vehicle system integration and test to join our Systems Engineering team in Indianapolis, IN. This position involves creating... ...fifteen (15) years of related engineering experience in systems, software, or hardware engineering.Must be a U.S. Citizen with the...
Senior
V2X
Indianapolis, IN
2 days ago
Senior Full-Stack Software Engineer
...for a select group of organizations that go above and beyond in building exceptional workplace cultures. Senior Full-Stack Software Engineer, AI Applications (Sales) Carmel, IN (Hybrid) Qualified candidates must be legally authorized to be employed in the United...
Senior
Temporary work
H1b
Remote work
Flexible hours
Allegion
Carmel, IN
18 hours ago
Senior Software Engineer
...security focused agencies within the Department of Defense and U.S. Intelligence Community. We are currently seeking a Software Engineer (Senior) to join our team. Position Summary The Software Engineer (Senior) is responsible for conducting and/or participating...
Senior
Work at office
CyberMedia Technologies
Indianapolis, IN
a month ago
Senior Software Engineer, Developer Infrastructure
$186.07k - $218.9k
...Developer Infrastructure group builds the systems every Coinbase engineer relies on to write, validate, ship, and run code. We own the... ...give engineers fast, trustworthy feedback. We’re hiring Senior Software Engineers across several teams in the group, and you’ll be matched...
Senior
Local area
Coinbase
Indianapolis, IN
18 hours ago
Senior Software Engineer - IMS TM/DB Application Programmer
$120.5k - $162.68k
...company where people truly BELIEVE in what they're doing! Job Description Summary: We are seeking an accomplished Senior Software Engineer with deep expertise in IBM IMS™ Transaction Manager (TM) and Database (DB) application programming to drive the evolution of our...
Senior
Full time
Remote work
Worldwide
Flexible hours
Rocket Software
Indianapolis, IN
2 days ago
Sr. Hybrid Cloud Infrastructure Engineer
$88.7k - $139.26k
...shapes how technology powers our enterprise? This role blends traditional systems administration with modern cloud infrastructure engineering across on-premises, virtualized, and cloud-based environments. You will administer, secure, optimize, and modernize the...
Senior
Full time
Local area
Delta Faucet Company
Indianapolis, IN
1 day ago
Forward Deployed AI Engineer Sr Manager
...enterprise clients to create next-generation, agent-powered workflows engineered to scale in real-world settings. Our engineers embed deeply... ...need and client requirements.What You Need:Minimum 10 years software engineering experience (Python, TypeScript/JavaScript, Java)...
Senior
Full time
Work experience placement
Live in
Work at office
Local area
Accenture
Carmel, IN
1 day ago
Software Engineer III - Full-stack Developer with Anthropic Experience
$122k - $240.5k
Position Summary Software Engineer III with Agentic AI Experience, AI & Engineering/Engineering as a ServiceAgentic AI is moving from experimentation to production, and organizations everywhere are racing to figure out how to build it responsibly and at scale. We...
Work at office
Local area
Visa sponsorship
Flexible hours
Shift work
Deloitte
Indianapolis, IN
1 day ago
Sr Director, Software Engineering
$175k - $185k
...mission. Stay for the culture. What You'll Be Doing: Sr. Director, AI Platform Engineering Job Summary The Sr. Director of AI Platform... ...execution in these areas - staffing the teams, delivering the software, and operating it in production - working within the...
Senior
Full time
Immediate start
Work from home
Evolent
Indianapolis, IN
1 day ago
Sr. Web Application Developer
$107.9k - $195.05k
...seeking a highly experienced Senior Web Application Developer to serve as a technical leader, client liaison, and AI-enabled solutions engineer. This role requires a well-rounded full-stack background across modern web technologies, including but not limited to .NET/C#,...
Senior
Full time
Leidos
Indianapolis, IN
4 days ago
Senior Software Engineer for Medical Device Startup
...coagulation testing device. Our full-time team currently comprises a CEO/Biomedical Engineer, and an Electrical Engineer. Job Summary: We are seeking a talented and experienced Senior Software Engineer to join our team and lead the development and optimization of...
Senior
Full time
Temporary work
Remote work
Flexible hours
Levisonics Inc
Fishers, IN
a month ago
Sr. Web Developer
Job Title Basic Qualifications: ~ Bachelor’s Degree in an Information Systems, Computer Science, or Digital-related field ~5-10 years of experience in web development ~ Knowledge of AWS, HTML5, JavaScript, CSS3, API’s, responsive web design, general web functions...
Senior
Software Technology Inc
Indianapolis, IN
4 days ago
Senior Software Engineer - Data Platform
$186.07k - $218.9k
...together quarterly for intense in-person working sessions called “surges.”learn more about working at Coinbase. As a Senior Software Engineer on the Data Platform team within the Platform group, you will help build the systems that centralize all of Coinbase's...
Senior
Local area
Coinbase
Indianapolis, IN
18 hours ago
Sr. Software Architect
...Job Title: Sr. Software Architect Location: Indianapolis, IN (Hybrid) Duration: Long Term Job Description: Works under general... ...as Marketing Managers, Product Managers, Programmers and Engineers • Designs, codes, and debugs new application software programs...
Senior
Hudson Data
Indianapolis, IN
1 day ago
Distinguished Software Engineer (Remote)
$293.9k - $406.8k
...products to comprehensive security outcomes, as a Distinguished Engineer. The team delivers secure, scalable capabilities enabling... ...scalability!Your ImpactInnovate, develop, and drive industry-leading software, hardware, and technology solutions with global impact across...
Full time
Temporary work
Local area
Remote work
Flexible hours
CISCO Systems
Indianapolis, IN
2 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Sr. Software Engineer. Be the first to apply!